The choir heads into the mountains for a singing training camp, but when they arrive, they discover that the site they'd reserved is already being used by a rival school! Meanwhile, Haruo refuses to do anything but...look for kabocha squash?
You've really helped us by letting us 
stay so long, but we should be going.
ساعدتِنا كثيراً باستضافتنا لهذه الفترة، لكن علينا المغادرة
Vielen Dank,
dass Sie uns aufgenommen haben.
La sua ospitalità
ci è stata davvero di grande aiuto.
Agradecemos muito por tudo.
Мы очень благодарны вам за помощь! 
Но всё же, пожалуй, пойдём.